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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-04-10 15:42:11 +0900
committerYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2008-04-12 13:43:20 +0900
commitd7aabf22efb50e6d52ed953ed2a43996152a7fb0 (patch)
tree0214416f3a27ab1425f9f90f073dc86730aa2e06 /net/ipv6/mcast.c
parentf3ee4010e84452aa133e5163e6cfabc52b194e94 (diff)
[IPV6]: Use in6addr_any where appropriate.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'net/ipv6/mcast.c')
-rw-r--r--net/ipv6/mcast.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index c2dc2e2b6c0..54f91efdae5 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1404,6 +1404,7 @@ static struct sk_buff *mld_newpack(struct net_device *dev, int size)
struct sk_buff *skb;
struct mld2_report *pmr;
struct in6_addr addr_buf;
+ const struct in6_addr *saddr;
int err;
u8 ra[8] = { IPPROTO_ICMPV6, 0,
IPV6_TLV_ROUTERALERT, 2, 0, 0,
@@ -1422,10 +1423,11 @@ static struct sk_buff *mld_newpack(struct net_device *dev, int size)
* use unspecified address as the source address
* when a valid link-local address is not available.
*/
- memset(&addr_buf, 0, sizeof(addr_buf));
- }
+ saddr = &in6addr_any;
+ } else
+ saddr = &addr_buf;
- ip6_nd_hdr(sk, skb, dev, &addr_buf, &mld2_all_mcr, NEXTHDR_HOP, 0);
+ ip6_nd_hdr(sk, skb, dev, saddr, &mld2_all_mcr, NEXTHDR_HOP, 0);
memcpy(skb_put(skb, sizeof(ra)), ra, sizeof(ra));
@@ -1766,7 +1768,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
struct inet6_dev *idev;
struct sk_buff *skb;
struct icmp6hdr *hdr;
- const struct in6_addr *snd_addr;
+ const struct in6_addr *snd_addr, *saddr;
struct in6_addr *addrp;
struct in6_addr addr_buf;
int err, len, payload_len, full_len;
@@ -1805,10 +1807,11 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
* use unspecified address as the source address
* when a valid link-local address is not available.
*/
- memset(&addr_buf, 0, sizeof(addr_buf));
- }
+ saddr = &in6addr_any;
+ } else
+ saddr = &addr_buf;
- ip6_nd_hdr(sk, skb, dev, &addr_buf, snd_addr, NEXTHDR_HOP, payload_len);
+ ip6_nd_hdr(sk, skb, dev, saddr, snd_addr, NEXTHDR_HOP, payload_len);
memcpy(skb_put(skb, sizeof(ra)), ra, sizeof(ra));
@@ -1819,7 +1822,7 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
addrp = (struct in6_addr *) skb_put(skb, sizeof(struct in6_addr));
ipv6_addr_copy(addrp, addr);
- hdr->icmp6_cksum = csum_ipv6_magic(&addr_buf, snd_addr, len,
+ hdr->icmp6_cksum = csum_ipv6_magic(saddr, snd_addr, len,
IPPROTO_ICMPV6,
csum_partial((__u8 *) hdr, len, 0));